Licky's Column

Soundboard Circuit

by Licky Li

Soundboard Circuit

Soundboard Circuit A soundboard circuit is an electronic circuit designed to handle and manipulate audio signals. It has a wide range of applicati...

7 Sengment Display Driver Circuit

by Licky Li

7 Sengment Display Driver Circuit

Introduction to 7 - Segment Display Driver Circuit A 7 - segment display driver circuit is designed to control and power a 7 - segment display. ...

Laser Driver Amplifer Ciruit

by Licky Li

Laser Driver Amplifer Ciruit

Introduction to Laser Driver Amplifier Circuit A laser driver amplifier circuit is a crucial component in systems that utilize lasers. Its prima...

IR Detector Circuit

by Licky Li

IR Detector Circuit

IR Detector Circuit An Infrared (IR) detector circuit is used to detect infrared radiation. These circuits have various applications, including re...

RESISTOR : Fixed Value Resistor

by Licky Li

RESISTOR : Fixed Value Resistor

Fixed - Value Resistor Definition and Function A fixed - value resistor is a passive electrical component that has a constant resistance value....

Use your finger to trigger the NPN and PNP transistors to light the LED

by Licky Li

Use your finger to trigger the NPN and PNP transistors to light the LED

Using your finger to trigger NPN and PNP transistors to light an LED is a fun and simple way to demonstrate how transistors work. Here's how you ca...

The differences between electrolytic capacitors and ceramic capacitors

by Licky Li

The differences between electrolytic capacitors and ceramic capacitors

1. Structure Electrolytic Capacitors: Electrolytic capacitors are polarized, meaning they have a positive and a negative terminal. They consis...
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Pin - out Diagram of AD5220 Digital Potentiometer

by Licky Li

Pin - out Diagram of AD5220 Digital Potentiometer

Pin LabelingPin 1 (Clock): This is the clock input pin, used to receive an external clock signal to control the operation of the potentiometer.Pin...

Difference between time domain and frequency domain

by Licky Li

Difference between time domain and frequency domain

The time domain and frequency domain are two fundamental perspectives used to analyze and interpret signals in science and engineering. Each has it...

Circuit short circuit protector

by Licky Li

Circuit short circuit protector

A short circuit protector is a crucial component in electrical and electronic systems that prevents damage to devices and components in case of a s...

How to make a 360º Solar Tracker？

by Licky Li

How to make a 360º Solar Tracker？

1. Understand the Requirements A 360º solar tracker typically has two axes of movement: Horizontal Axis (Azimuth): Rotates the panel from east to...

8 Types of Electricalcircuits

by Licky Li

8 Types of Electricalcircuits

Series Circuit Definition: A series circuit is a circuit in which the components are connected end - to - end, so that the same current flows t...